Nourished, protected, and radiant-looking skin is yours with Peter Thomas Roth Max Vitamin D-Fense Sunscreen Serum Broad Spectrum SPF 50. The creamy, lightweight SPF 50 sunscreen serum is enriched with 1.5% VitaGlow-D, vitamins, and antioxidants to defend against the sun and environmental stress—all while adding a luminous glow. For all skin types.